<template>
<div>
  <el-card>
    <el-row :gutter="20">
      <el-col v-for="(url, index) in urls" :key="index" :xs="12" :sm="8" :md="6" :lg="6" :xl="4">
        <el-image :src="url" :preview-src-list="urls" fit="cover" lazy></el-image>
      </el-col>
    </el-row>
  </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      urls: [
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        'https://fuss10.elemecdn.com/8/27/f01c15bb73e1ef3793e64e6b7bbccjpeg.jpeg',
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        'https://fuss10.elemecdn.com/8/27/f01c15bb73e1ef3793e64e6b7bbccjpeg.jpeg',
        'https://fuss10.elemecdn.com/8/27/f01c15bb73e1ef3793e64e6b7bbccjpeg.jpeg',
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        'https://fuss10.elemecdn.com/8/27/f01c15bb73e1ef3793e64e6b7bbccjpeg.jpeg',
        'https://fuss10.elemecdn.com/8/27/f01c15bb73e1ef3793e64e6b7bbccjpeg.jpeg',
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      ]
    }
  }
}
</script>

<style lang="less" scoped>
.el-image {
  border-radius: 10px;
  border: 5px solid #dddddd;
  width: 100%;
  height: 200px;
}

@media screen and ( max-width: 500px ) {
  .el-image {
    height: 150px;
  }
}
</style>
